What is the term for a sequence of decreasing numbers leading up to an event?

更新于
2026-09-29 13:00:55
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本文共计134个文字,预计阅读时间需要1分钟。

What is the term for a sequence of decreasing numbers leading up to an event?

javascript// 倒计时 + var clock='';var nums=10;var btn;function sendCode(thisBtn) { btn=thisBtn; btn.disabled=true; btn.value=nums + '秒后可重新获取'; clock=setInterval(doLoop, 1000); } // 一秒执行一次

What is the term for a sequence of decreasing numbers leading up to an event?

倒计时

var clock = ''; var nums = 10; var btn; function sendCode(thisBtn) { btn = thisBtn; btn.disabled = true; //将按钮置为不可点击 btn.value = nums + '秒后可重新获取'; clock = setInterval(doLoop, 1000); //一秒执行一次 } function doLoop() { nums--; if (nums > 0) { btn.value = nums + '秒后可重新获取'; } else { clearInterval(clock); //清除js定时器 btn.disabled = false; btn.value = '点击发送验证码'; nums = 10; //重置时间 } }

本文共计134个文字,预计阅读时间需要1分钟。

What is the term for a sequence of decreasing numbers leading up to an event?

javascript// 倒计时 + var clock='';var nums=10;var btn;function sendCode(thisBtn) { btn=thisBtn; btn.disabled=true; btn.value=nums + '秒后可重新获取'; clock=setInterval(doLoop, 1000); } // 一秒执行一次

What is the term for a sequence of decreasing numbers leading up to an event?

倒计时

var clock = ''; var nums = 10; var btn; function sendCode(thisBtn) { btn = thisBtn; btn.disabled = true; //将按钮置为不可点击 btn.value = nums + '秒后可重新获取'; clock = setInterval(doLoop, 1000); //一秒执行一次 } function doLoop() { nums--; if (nums > 0) { btn.value = nums + '秒后可重新获取'; } else { clearInterval(clock); //清除js定时器 btn.disabled = false; btn.value = '点击发送验证码'; nums = 10; //重置时间 } }